abstract |
A prodrug of combretastatin B1 phosphate having the structure set forth below in which R is selected from the group consisting of OP (O) (ONa +) 2 and OPO3Z and Z is selected from the group consisting of lithium, potassium, calcium, magnesium, cesium, manganese, zinc, morpholine, piperazine, nicotinamide, quinine, quinidine, verapamil and papaverine. |